The initial installation numbers for the week ending 24th March 2013 show 1,988 sub 50 kW PV installations in that week compared to 2,046 for the week ending 17th March 2013.
Total capacity installed during the week ending 24th March 2013 was 7.5 MW, 1.7 % lower than that installed during the previous week (7.6 MW). The overall increase in installed capacity remains at 0.5%, with the level at the end of week ending 24th March 2013 standing at 1.46 GW.
Source:
http://www.solardigest.co.uk/latest-news/1243-decc-fit-solar-pv-installations-week-ending-24th-march-2013